WO2018152873A1 - Method for driving liquid crystal display panel - Google Patents
Method for driving liquid crystal display panel Download PDFInfo
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- WO2018152873A1 WO2018152873A1 PCT/CN2017/076316 CN2017076316W WO2018152873A1 WO 2018152873 A1 WO2018152873 A1 WO 2018152873A1 CN 2017076316 W CN2017076316 W CN 2017076316W WO 2018152873 A1 WO2018152873 A1 WO 2018152873A1
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- crystal display
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/136286—Wiring, e.g. gate line, drain line
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3607—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/52—RGB geometrical arrangements
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0452—Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0224—Details of interlacing
- G09G2310/0227—Details of interlacing related to multiple interlacing, i.e. involving more fields than just one odd field and one even field
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
- G09G2310/0289—Details of voltage level shifters arranged for use in a driving circuit
Definitions
- the present invention relates to the field of display technologies, and in particular, to a driving method of a liquid crystal display panel.
- the liquid crystal display panel is currently the most widely used display panel, and can provide a high-resolution color screen for various electronic devices such as mobile phones, personal digital assistants (PDAs), digital cameras, computers or notebooks.
- PDAs personal digital assistants
- LCDs liquid crystal display panels
- FIG. 1 is a schematic diagram of two driving structures commonly used in a conventional liquid crystal display panel.
- the liquid crystal display panel 101 in the first driving architecture includes a plurality of scanning lines G1-G6 (only six scanning lines are schematically illustrated in the figure) and a plurality of data lines D1-D2 (only in the figure) Schematically drawing two data lines) and a plurality of sub-pixels arranged in an array, the sub-pixels including a red sub-pixel R, a green sub-pixel G, and a blue sub-pixel B, and a red sub-pixel R in each column of sub-pixels
- the green sub-pixel G and the blue sub-pixel B are alternately and repeatedly arranged in sequence
- the liquid crystal display panel 102 in the second driving structure includes a plurality of scanning lines G1-G2 (only two scanning lines are schematically illustrated in the figure), a plurality of data lines D1-D6 (only six data lines are schematically drawn in the figure) are arranged in a plurality of scanning lines G1
- the number of scanning lines can be increased by three times, and the number of data lines can be reduced to 1/3 of the original, thereby reducing the number of data lines of the source driver and reducing the cost of the source driver.
- FIG. 2 is a schematic diagram showing a green screen of a conventional liquid crystal display panel using a first driving architecture
- FIG. 3 is a schematic diagram of driving waveforms of a conventional liquid crystal display panel using a first driving architecture to display a green screen.
- the first driving architecture when a single color picture (green picture) is displayed, since the voltage value is always in a high and low change state, the actual voltage value change curve S1 on the data line is different from the theoretical voltage value transformation curve S2.
- the charging ability of the pixel is very poor, and it is easy to be insufficiently charged, resulting in poor display of the screen and degraded display quality.
- An object of the present invention is to provide a driving method for a liquid crystal display panel, which solves the problem that the current liquid crystal display panel is always in a state of high and low voltage when displaying a single color picture, so that the charging ability of the pixel is poor and the charging is insufficient.
- the present invention provides a driving method of a liquid crystal display panel, wherein the liquid crystal display panel includes a plurality of sub-pixels arranged in an array, and each column of sub-pixels includes a first sub-pixel that is alternately repeatedly arranged from the first row to the last row. a second sub-pixel for displaying a first color, a second sub-pixel for displaying a second color, and a third sub-pixel for displaying a third color,
- the driving method includes:
- the first sub-pixel is a red sub-pixel
- the second sub-pixel is a green sub-pixel
- the third sub-pixel is a blue sub-pixel
- the liquid crystal display panel further includes a plurality of scan lines and a plurality of data lines, wherein each of the scan lines is connected to one row of sub-pixels, and each of the data lines is connected to a column of sub-pixels.
- the data line when the liquid crystal display panel displays the first color screen, the data line applies a high-level data signal during the opening of the scan line connected to the first sub-pixel.
- the data line applies a low level data signal during the opening of the scan line connected to the second sub-pixel and the third sub-pixel.
- the data line when the liquid crystal display panel displays the second color screen, the data line applies a high-level data signal during the opening of the scan line connected to the second sub-pixel.
- the data line applies a low level data signal during the opening of the scan line connected to the first sub-pixel and the third sub-pixel.
- the data line when the liquid crystal display panel displays the third color screen, the data line applies a high-level data signal during the opening of the scan line connected to the third sub-pixel.
- the data line applies a low level data signal during the opening of the scan line connected to the first sub-pixel and the second sub-pixel.
- a first sub-pixel, a second sub-pixel, and a third sub-pixel sequentially arranged in sequence in the same column together constitute a display pixel.
- the corresponding K first sub-pixels in the first sub-pixel group are consecutively arranged first sub-pixels.
- the corresponding K second sub-pixels in the second sub-pixel group are consecutively arranged second sub-pixels.
- the corresponding K third sub-pixels in the third sub-pixel group are consecutively arranged third sub-pixels.
- the present invention also provides a driving method of a liquid crystal display panel, the liquid crystal display panel includes a plurality of sub-pixels arranged in an array, and each column of sub-pixels includes a first sub-pixel which is alternately repeatedly arranged from the first row to the last row. a second sub-pixel for displaying a first color, a second sub-pixel for displaying a second color, and a third sub-pixel for displaying a third color,
- the driving method includes:
- the first sub-pixel is a red sub-pixel
- the second sub-pixel is a green sub-pixel
- the third sub-pixel is a blue sub-pixel.
- the liquid crystal display panel further includes a plurality of scan lines and a plurality of data lines, wherein each of the scan lines is connected to one row of sub-pixels, and each of the data lines is connected to a column of sub-pixels.
- the data line when the liquid crystal display panel displays the first color screen, the data line applies a high-level data signal during the opening of the scan line connected to the first sub-pixel.
- the data line applies a low level data signal during the opening of the scan line connected to the second sub-pixel and the third sub-pixel.
- the data line when the liquid crystal display panel displays the second color screen, the data line applies a high-level data signal during the opening of the scan line connected to the second sub-pixel.
- the data line applies a low level data signal during the opening of the scan line connected to the first sub-pixel and the third sub-pixel.
- the data line when the liquid crystal display panel displays the third color screen, the data line applies a high-level data signal during the opening of the scan line connected to the third sub-pixel.
- the data line applies a low level data signal during the opening of the scan line connected to the first sub-pixel and the second sub-pixel.
- a first sub-pixel, a second sub-pixel, and a third sub-pixel sequentially arranged in sequence in the same column together constitute a display pixel.
- the corresponding K first sub-pixels in the first sub-pixel group are consecutively arranged first sub-pixels.
- the corresponding K second sub-pixels in the second sub-pixel group are consecutively arranged second sub-pixels.
- the corresponding K third sub-pixels in the third sub-pixel group are consecutively arranged third sub-pixels.
- the method for driving a liquid crystal display panel of the present invention comprises: dividing a plurality of sub-pixels in the same column into three sub-pixel groups, comprising: a first sub-pixel group consisting of a first sub-pixel, and a second sub-pixel a sub-pixel group and a third sub-pixel group composed of the third sub-pixel; in turn, the corresponding K sub-pixel groups in the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group
- the pixels are charged until all the corresponding sub-pixels in each sub-pixel group are charged, so that when the liquid crystal display panel displays a single color picture, the high-low level conversion frequency of the voltage value on the data line is lowered, and the charging ability of the pixel is improved. Thereby improving the display quality of the liquid crystal display panel.
- FIG. 1 is a schematic diagram of two driving structures commonly used in a conventional liquid crystal display panel
- FIG. 2 is a schematic diagram showing a green screen displayed by a conventional liquid crystal display panel using a first driving architecture
- FIG. 3 is a schematic diagram of driving waveforms of a conventional liquid crystal display panel using a first driving architecture to display a green screen;
- FIG. 4 is a schematic diagram of a driving structure of a liquid crystal display panel of the present invention.
- FIG. 5 is a schematic diagram showing driving waveforms of a driving method of a liquid crystal display panel of the present invention.
- FIG. 6 is a schematic diagram showing driving waveforms of a first color picture displayed on a liquid crystal display panel of the present invention
- FIG. 7 is a schematic diagram showing driving waveforms of a first color picture displayed on a liquid crystal display panel according to another embodiment of the present invention.
- the present invention provides a driving method for a liquid crystal display panel.
- the liquid crystal display panel includes a plurality of sub-pixels arranged in an array, and each column of sub-pixels includes a first sub-pixel and a second alternately arranged in an order from the first row to the last row. a sub-pixel, and a third sub-pixel, wherein the first sub-pixel is used to display the first color, the second sub-pixel is used to display the second color, and the third sub-pixel is used to display the third color, the driving method includes:
- Dividing a plurality of sub-pixels in the same column into three sub-pixel groups including: a first sub-pixel group composed of a first sub-pixel, a second sub-pixel group composed of a second sub-pixel, and a third sub-pixel a third sub-pixel group;
- FIG. 4 is a schematic diagram of a driving structure of a liquid crystal display panel of the present invention.
- the liquid crystal display panel 40 includes a plurality of scan lines G1-G(n), a plurality of data lines D1-D(n), and a plurality of scan lines G1-G(n) and a plurality of data lines D1.
- -D(n) defines a plurality of sub-pixels.
- the scan lines G1-G(n) are sequentially arranged in the row direction, and the data lines D1-D(n) are sequentially arranged in the column direction.
- Each scan line is connected to one row of sub-pixels, and each data line is connected to one column of sub-pixels.
- each column of sub-pixels includes a first sub-pixel 401, a second sub-pixel 402, and a third sub-pixel 403 which are alternately repeatedly arranged from the first row to the last row; the first sub-pixel 401 is used to display the first Color, the second sub-pixel 402 is used to display the second color, the third sub-pixel 403 is used to display the third color, and the first sub-pixel 401, the second sub-pixel 402, and the first The three sub-pixels 403 together form a display pixel.
- the first sub-pixel 401 is a red sub-pixel R
- the second sub-pixel 402 is a green sub-pixel G
- the third sub-pixel 403 is a blue sub-pixel B.
- the first sub-pixel 401, the second sub-pixel 402, and the third sub-pixel 403 of the liquid crystal display panel 40 of the present invention may be in the red sub-pixel R, the green sub-pixel G, and the blue sub-pixel B. Any one of them, and the first sub-pixel 401, the second sub-pixel 402, and the third sub-pixel 403 are sub-pixels that display different colors.
- a plurality of sub-pixels of the same column are divided into three sub-pixel groups, including: a first sub-pixel group, a second sub-pixel group, and a third sub-pixel group; wherein the first sub-pixel group is the first sub-pixel group
- the pixels 401 are composed, the second sub-pixel group is composed of the second sub-pixel 402, and the third sub-pixel group is composed of the third sub-pixel 403.
- the corresponding one of each sub-pixel group is rotated in the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group. Charging the sub-pixels until all of the corresponding sub-pixels in each sub-pixel group are charged, so that when the liquid crystal display panel displays a single color picture, the high-low level conversion frequency of the voltage value on the data line is lowered.
- FIG. 5 is a schematic diagram of driving waveforms of a driving method of a liquid crystal display panel of the present invention.
- the sixth line scan line G6, ..., the n-5th line scan line G(n-5), the n-2th line scan line G(n-2), the n-4th line scan line G(n-4) ), the n-1th scanning line G(n-1), the n-3th scanning line G(n-3), and the nth scanning line G(n) sequentially turn on all the scanning on the liquid crystal panel.
- Lines, and sub-pixels on the liquid crystal panel are charged through data line D (only one data line is schematically drawn in the figure).
- FIG. 6 is a schematic diagram of driving waveforms of the first color picture displayed on the liquid crystal display panel of the present invention.
- the data line D1 applies a high-level data signal, and the scanning lines G(2), G(5), G(3), G(6), ..., G (which are connected to the second sub-pixel and the third sub-pixel)
- the data line D1 applies a low-level data signal
- the data line applies a high level data signal during the opening of the scan line connected to the second sub-pixel, and the scan line connected to the first sub-pixel and the third sub-pixel is turned on during the opening of the scan line connected to the second sub-pixel. , the data line applies a low level data signal;
- the data line applies a high level data signal during the opening of the scan line connected to the third sub-pixel, and the scan line connected to the first sub-pixel and the second sub-pixel is turned on during the opening of the scan line connected to the third sub-pixel.
- the data line applies a low level data signal.
- the driving method of the liquid crystal display panel of the preferred embodiment is divided into three sub-pixel groups by dividing a plurality of sub-pixels in the same column, comprising: a first sub-pixel group composed of the first sub-pixels, and a second sub-pixel a second sub-pixel group and a third sub-pixel group composed of the third sub-pixel; in turn, corresponding to each sub-pixel group in the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group
- the two sub-pixels are charged until all the corresponding sub-pixels in each sub-pixel group are charged, so that when the liquid crystal display panel displays a single color picture, the high-low frequency conversion frequency of the data line is lowered, and the charging ability of the pixel is improved, thereby Improve the display quality of the liquid crystal display panel.
- the corresponding one of each of the sub-pixel groups is rotated in the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group. All of the sub-pixels are charged until all of the corresponding sub-pixels in each sub-pixel group are charged, so that when the liquid crystal display panel displays a single color picture, the high-low level conversion frequency of the voltage value on the data line is lowered.
- the scanning line G3 of the third row, the scanning line G6 of the sixth row, the scanning line G(n-3) of the n-3th row, and the scanning line G(n) of the nth row sequentially open the liquid crystal panel. All scan lines, and the sub-pixels on the liquid crystal panel are charged through the data lines.
- FIG. 7 is a schematic diagram of driving waveforms of a liquid crystal display panel displaying a first color picture according to another embodiment of the present invention.
- the data line applies a high-level data signal
- the scan lines G(2), G(5), G(3), G(6), ..., G(n) connected to the second sub-pixel and the third sub-pixel -4), G(n-1), G(n-3), G(n) are turned on, and a data line is applied with a low level data signal;
- the data line applies a high level data signal during the opening of the scan line connected to the second sub-pixel, and the scan line connected to the first sub-pixel and the third sub-pixel is turned on during the opening of the scan line connected to the second sub-pixel. , the data line applies a low level data signal;
- the data line applies a high level data signal during the opening of the scan line connected to the third sub-pixel, and the scan line connected to the first sub-pixel and the second sub-pixel is turned on during the opening of the scan line connected to the third sub-pixel.
- the data line applies a low level data signal.
- the driving method of the liquid crystal display panel of the preferred embodiment is divided into three sub-pixel groups by dividing a plurality of sub-pixels in the same column, comprising: a first sub-pixel group composed of the first sub-pixels, and a second sub-pixel a second sub-pixel group and a third sub-pixel group composed of the third sub-pixel; in turn, corresponding to each sub-pixel group in the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group All the sub-pixels are charged until all the corresponding sub-pixels in each sub-pixel group are charged, so that when the liquid crystal display panel displays a single color picture, the high-low frequency conversion frequency of the data line is lowered, and the charging ability of the pixel is improved and improved.
- the display quality of the LCD panel is provided by dividing a plurality of sub-pixels in the same column, comprising: a first sub-pixel group composed of the first sub-pixels, and a second sub-pixel a second sub-pixel group and
- the driving method of the liquid crystal display panel of the present invention by dividing a plurality of sub-pixels in the same column into three sub-pixel groups, includes: a first sub-pixel group composed of the first sub-pixels, and the second sub-pixel a second sub-pixel group composed of the third sub-pixel group composed of the third sub-pixel group; and each sub-pixel is rotated in the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group.
- the corresponding K sub-pixels in the group are charged until all the corresponding sub-pixels in each sub-pixel group are charged, so that when the liquid crystal display panel displays a single color picture, the high-low frequency conversion frequency of the data line is lowered, and the pixel is raised.
- the charging capability thereby improving the display quality of the liquid crystal display panel.
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Abstract
Description
Claims (18)
- 一种液晶显示面板的驱动方法,其中所述液晶显示面板包括阵列排布的多个子像素,每一列子像素均包括自第一行往最后一行依次交替重复排列的第一子像素、第二子像素、以及第三子像素,所述第一子像素用于显示第一色彩,所述第二子像素用于显示第二色彩,所述第三子像素用于显示第三色彩,所述驱动方法包括:A driving method of a liquid crystal display panel, wherein the liquid crystal display panel comprises a plurality of sub-pixels arranged in an array, and each column of sub-pixels comprises a first sub-pixel and a second sub-parallel which are alternately arranged from the first row to the last row. a pixel, and a third sub-pixel, the first sub-pixel is for displaying a first color, the second sub-pixel is for displaying a second color, and the third sub-pixel is for displaying a third color, the driving Methods include:将同一列中的多个子像素划分为三个子像素组,包括:由所述第一子像素组成的第一子像素组、由所述第二子像素组成的第二子像素组以及由所述第三子像素组成的第三子像素组; Dividing a plurality of sub-pixels in the same column into three sub-pixel groups, including: a first sub-pixel group composed of the first sub-pixel, a second sub-pixel group composed of the second sub-pixel, and a third sub-pixel group composed of a third sub-pixel;按照第一子像素组、第二子像素组、第三子像素组的顺序,轮流对每一子像素组中对应的K个子像素进行充电,直至每一子像素组中对应的所有子像素充电完成,使得当所述液晶显示面板显示单一色彩画面时,降低数据线的高低电平变换频率;其中,K为大于1的整数; Charging the corresponding K sub-pixels in each sub-pixel group in turn according to the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group until all corresponding sub-pixels in each sub-pixel group are charged Finishing, when the liquid crystal display panel displays a single color picture, reducing a high and low level conversion frequency of the data line; wherein K is an integer greater than 1;所述第一子像素为红色子像素,所述第二子像素为绿色子像素,所述第三子像素为蓝色子像素; The first sub-pixel is a red sub-pixel, the second sub-pixel is a green sub-pixel, and the third sub-pixel is a blue sub-pixel;所述液晶显示面板还包括多条扫描线以及多条数据线,其中,每条扫描线连接一行子像素,每条数据线连接一列子像素。 The liquid crystal display panel further includes a plurality of scan lines and a plurality of data lines, wherein each of the scan lines is connected to one row of sub-pixels, and each of the data lines is connected to a column of sub-pixels.
- 根据权利要求1所述的液晶显示面板的驱动方法,其中当所述液晶显示面板显示第一色彩画面时,在与所述第一子像素连接的扫描线打开期间,所述数据线施加高电平数据信号,在与所述第二子像素以及所述第三子像素连接的扫描线打开期间,所述数据线施加低电平数据信号。 The driving method of a liquid crystal display panel according to claim 1, wherein when the liquid crystal display panel displays the first color picture, the data line is applied with high power during a period in which the scan line connected to the first sub-pixel is opened The flat data signal applies a low level data signal during the opening of the scan line connected to the second sub-pixel and the third sub-pixel.
- 根据权利要求1所述的液晶显示面板的驱动方法,其中当所述液晶显示面板显示第二色彩画面时,在与所述第二子像素连接的扫描线打开期间,所述数据线施加高电平数据信号,在与所述第一子像素以及所述第三子像素连接的扫描线打开期间,所述数据线施加低电平数据信号。 The driving method of a liquid crystal display panel according to claim 1, wherein when the liquid crystal display panel displays the second color picture, the data line is applied with high power during the opening of the scan line connected to the second sub-pixel The flat data signal applies a low level data signal during the opening of the scan line connected to the first sub-pixel and the third sub-pixel.
- 根据权利要求1所述的液晶显示面板的驱动方法,其中当所述液晶显示面板显示第三色彩画面时,在与所述第三子像素连接的扫描线打开期间,所述数据线施加高电平数据信号,在与所述第一子像素以及所述第二子像素连接的扫描线打开期间,所述数据线施加低电平数据信号。 The driving method of a liquid crystal display panel according to claim 1, wherein when the liquid crystal display panel displays the third color picture, the data line is applied with high power during the opening of the scan line connected to the third sub-pixel The flat data signal applies a low level data signal during the opening of the scan line connected to the first sub-pixel and the second sub-pixel.
- 根据权利要求1所述的液晶显示面板的驱动方法,其中同一列中依次连续排列的一第一子像素、一第二子像素、以及一第三子像素共同构成一显示像素。 The driving method of the liquid crystal display panel according to claim 1, wherein a first sub-pixel, a second sub-pixel, and a third sub-pixel sequentially arranged in sequence in the same column together constitute a display pixel.
- 根据权利要求1所述的液晶显示面板的驱动方法,其中所述第一子像素组中对应的K个第一子像素为连续排列的第一子像素。 The driving method of the liquid crystal display panel according to claim 1, wherein the corresponding K first sub-pixels in the first sub-pixel group are consecutively arranged first sub-pixels.
- 根据权利要求1所述的液晶显示面板的驱动方法,其中所述第二子像素组中对应的K个第二子像素为连续排列的第二子像素。 The driving method of the liquid crystal display panel according to claim 1, wherein the corresponding K second sub-pixels in the second sub-pixel group are consecutively arranged second sub-pixels.
- 根据权利要求1所述的液晶显示面板的驱动方法,其中所述第三子像素组中对应的K个第三子像素为连续排列的第三子像素。 The driving method of the liquid crystal display panel according to claim 1, wherein the corresponding K third sub-pixels in the third sub-pixel group are consecutively arranged third sub-pixels.
- 一种液晶显示面板的驱动方法,其中所述液晶显示面板包括阵列排布的多个子像素,每一列子像素均包括自第一行往最后一行依次交替重复排列的第一子像素、第二子像素、以及第三子像素,所述第一子像素用于显示第一色彩,所述第二子像素用于显示第二色彩,所述第三子像素用于显示第三色彩,所述驱动方法包括:A driving method of a liquid crystal display panel, wherein the liquid crystal display panel comprises a plurality of sub-pixels arranged in an array, and each column of sub-pixels comprises a first sub-pixel and a second sub-parallel which are alternately arranged from the first row to the last row. a pixel, and a third sub-pixel, the first sub-pixel is for displaying a first color, the second sub-pixel is for displaying a second color, and the third sub-pixel is for displaying a third color, the driving Methods include:将同一列中的多个子像素划分为三个子像素组,包括:由所述第一子像素组成的第一子像素组、由所述第二子像素组成的第二子像素组以及由所述第三子像素组成的第三子像素组; Dividing a plurality of sub-pixels in the same column into three sub-pixel groups, including: a first sub-pixel group composed of the first sub-pixel, a second sub-pixel group composed of the second sub-pixel, and a third sub-pixel group composed of a third sub-pixel;按照第一子像素组、第二子像素组、第三子像素组的顺序,轮流对每一子像素组中对应的K个子像素进行充电,直至每一子像素组中对应的所有子像素充电完成,使得当所述液晶显示面板显示单一色彩画面时,降低数据线的高低电平变换频率;其中,K为大于1的整数。 Charging the corresponding K sub-pixels in each sub-pixel group in turn according to the order of the first sub-pixel group, the second sub-pixel group, and the third sub-pixel group until all corresponding sub-pixels in each sub-pixel group are charged The completion is such that when the liquid crystal display panel displays a single color picture, the high and low level conversion frequency of the data line is lowered; wherein K is an integer greater than 1.
- 根据权利要求9所述的液晶显示面板的驱动方法,其中所述第一子像素为红色子像素,所述第二子像素为绿色子像素,所述第三子像素为蓝色子像素。 The driving method of a liquid crystal display panel according to claim 9, wherein the first sub-pixel is a red sub-pixel, the second sub-pixel is a green sub-pixel, and the third sub-pixel is a blue sub-pixel.
- 根据权利要求9所述的液晶显示面板的驱动方法,其中所述液晶显示面板还包括多条扫描线以及多条数据线,其中,每条扫描线连接一行子像素,每条数据线连接一列子像素。 The driving method of a liquid crystal display panel according to claim 9, wherein the liquid crystal display panel further comprises a plurality of scan lines and a plurality of data lines, wherein each of the scan lines is connected to one row of sub-pixels, and each of the data lines is connected to a column. Pixel.
- 根据权利要求11所述的液晶显示面板的驱动方法,其中当所述液晶显示面板显示第一色彩画面时,在与所述第一子像素连接的扫描线打开期间,所述数据线施加高电平数据信号,在与所述第二子像素以及所述第三子像素连接的扫描线打开期间,所述数据线施加低电平数据信号。 The driving method of a liquid crystal display panel according to claim 11, wherein when the liquid crystal display panel displays the first color picture, the data line is applied with high power during the opening of the scan line connected to the first sub-pixel The flat data signal applies a low level data signal during the opening of the scan line connected to the second sub-pixel and the third sub-pixel.
- 根据权利要求11所述的液晶显示面板的驱动方法,其中当所述液晶显示面板显示第二色彩画面时,在与所述第二子像素连接的扫描线打开期间,所述数据线施加高电平数据信号,在与所述第一子像素以及所述第三子像素连接的扫描线打开期间,所述数据线施加低电平数据信号。 The driving method of a liquid crystal display panel according to claim 11, wherein when the liquid crystal display panel displays the second color picture, the data line is applied with high power during the opening of the scan line connected to the second sub-pixel The flat data signal applies a low level data signal during the opening of the scan line connected to the first sub-pixel and the third sub-pixel.
- 根据权利要求11所述的液晶显示面板的驱动方法,其中当所述液晶显示面板显示第三色彩画面时,在与所述第三子像素连接的扫描线打开期间,所述数据线施加高电平数据信号,在与所述第一子像素以及所述第二子像素连接的扫描线打开期间,所述数据线施加低电平数据信号。 The driving method of a liquid crystal display panel according to claim 11, wherein when the liquid crystal display panel displays the third color picture, the data line is applied with high power during the opening of the scan line connected to the third sub-pixel The flat data signal applies a low level data signal during the opening of the scan line connected to the first sub-pixel and the second sub-pixel.
- 根据权利要求9所述的液晶显示面板的驱动方法,其中同一列中依次连续排列的一第一子像素、一第二子像素、以及一第三子像素共同构成一显示像素。 The driving method of the liquid crystal display panel according to claim 9, wherein a first sub-pixel, a second sub-pixel, and a third sub-pixel sequentially arranged in sequence in the same column together constitute a display pixel.
- 根据权利要求9所述的液晶显示面板的驱动方法,其中所述第一子像素组中对应的K个第一子像素为连续排列的第一子像素。 The driving method of the liquid crystal display panel according to claim 9, wherein the corresponding K first sub-pixels in the first sub-pixel group are consecutively arranged first sub-pixels.
- 根据权利要求9所述的液晶显示面板的驱动方法,其中所述第二子像素组中对应的K个第二子像素为连续排列的第二子像素。 The driving method of the liquid crystal display panel according to claim 9, wherein the corresponding K second sub-pixels in the second sub-pixel group are consecutively arranged second sub-pixels.
- 根据权利要求9所述的液晶显示面板的驱动方法,其中所述第三子像素组中对应的K个第三子像素为连续排列的第三子像素。The driving method of the liquid crystal display panel according to claim 9, wherein the corresponding K third sub-pixels in the third sub-pixel group are consecutively arranged third sub-pixels.
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US15/514,827 US10147369B2 (en) | 2017-02-22 | 2017-03-10 | Driving method for liquid crystal display panel |
KR1020197027639A KR102215321B1 (en) | 2017-02-22 | 2017-03-10 | How to drive a liquid crystal display panel |
EP17898110.6A EP3588177A4 (en) | 2017-02-22 | 2017-03-10 | Method for driving liquid crystal display panel |
JP2019564570A JP6835986B2 (en) | 2017-02-22 | 2017-03-10 | How to drive the liquid crystal display panel |
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